diff --git a/project_euler/problem_009/sol3.py b/project_euler/problem_009/sol3.py
index 03aed4b70..d299f821d 100644
--- a/project_euler/problem_009/sol3.py
+++ b/project_euler/problem_009/sol3.py
@@ -24,9 +24,8 @@ def solution() -> int:
       1. a**2 + b**2 = c**2
       2. a + b + c = 1000
 
-    # The code below has been commented due to slow execution affecting Travis.
-    # >>> solution()
-    # 31875000
+    >>> solution()
+    31875000
     """
 
     return [